json-object-editor/js/plugins/microphone/microphone.min.js

JOE the Json Object Editor | Platform Edition

/* microphone.js 0.7.0 */
(function(){var a,b,c,d,e,f;b="0.7.0",navigator.getUserMedia=navigator.getUserMedia||navigator.webkitGetUserMedia||navigator.mozGetUserMedia||navigator.msGetUserMedia,window.AudioContext=window.AudioContext||window.webkitAudioContext||window.mozAudioContext||window.msAudioContext,function(){var a,b,c,d,e,f,g,h;for(e=window,h=["ms","moz","webkit","o"],f=0,g=h.length;g>f&&(d=h[f],!e.requestAnimationFrame);f++)e.requestAnimationFrame=e[""+d+"RequestAnimationFrame"],e.cancelAnimationFrame=e[""+d+"CancelAnimationFrame"]||e[""+d+"CancelRequestAnimationFrame"];if(e.requestAnimationFrame){if(e.cancelAnimationFrame)return;return a=e.requestAnimationFrame,b={},e.requestAnimationFrame=function(c){var d;return d=a(function(a){return d in b?delete b[d]:c(a)})},e.cancelAnimationFrame=function(a){return b[a]=!0}}return c=0,e.requestAnimationFrame=function(a){var b;return c=Math.max(c+16,b=+new Date),e.setTimeout(function(){return a(+new Date)},c-b)},e.cancelAnimationFrame=function(a){return clearTimeout(a)}}(),e=("undefined"!=typeof localStorage&&null!==localStorage?localStorage.getItem:void 0)&&localStorage.getItem("wit_debug")?function(){return console.log.apply(console,arguments)}:function(){},d=function(a,b){return this.name="WitError",this.message=a||"",this.infos=b,this},d.prototype=Error.prototype,c="wss://api.wit.ai/speech_ws",a=function(a){var b,c;return this.conn=null,this.ctx=new AudioContext,this.state="disconnected",this.rec=!1,this.handleError=function(a){var b,c;return _.isFunction(c=this.onerror)?(b=_.isString(a)?a:_.isString(a.message)?a.message:"Something went wrong!",c.call(window,b,a)):void 0},this.handleResult=function(a){var b,c,d;return _.isFunction(c=this.onresult)?(d=a.outcome.intent,b=a.outcome.entities,c.call(window,d,b,a)):void 0},a&&(this.elem=a,a.innerHTML="<div class='mic mic-box icon-wit-mic'>\n</div>\n<svg class='mic-svg mic-box'>\n</svg>",a.className+=" wit-microphone",a.addEventListener("click",function(a){return function(){return a.fsm("toggle_record")}}(this)),c=this.elem.children[1],b="http://www.w3.org/2000/svg",this.path=document.createElementNS(b,"path"),this.path.setAttribute("stroke","#eee"),this.path.setAttribute("stroke-width","5"),this.path.setAttribute("fill","none"),c.appendChild(this.path)),this.rmactive=function(){return this.elem?this.elem.classList.remove("active"):void 0},this.mkactive=function(){return this.elem?this.elem.classList.add("active"):void 0},this.mkthinking=function(){var a,b,d,e,f,g,h,i,j,k,l,m,n;return this.thinking=!0,this.elem?(i=getComputedStyle(c),this.elem.classList.add("thinking"),l=parseInt(i.width,10),f=parseInt(i.height,10),b="border-box"===i.boxSizing?parseInt(i.borderTopWidth,10):0,g=l/2-b-5,a=1e3,d=l/2-b,e=f/2-b-g,m=0,j=1,h=(null!=(n=window.performance)?n.now():void 0)||new Date,k=function(c){return function(i){var n,o,p,q;return o=(i-h)%a/a*2*Math.PI-Math.PI/2,p=Math.cos(o)*g+l/2-b,q=Math.sin(o)*g+f/2-b,n=+(1.5*Math.PI>o&&o>Math.PI/2),c.path.setAttribute("d","M"+d+","+e+"A"+g+","+g+","+m+","+n+","+j+","+p+","+q),c.thinking?requestAnimationFrame(k):(c.elem.classList.remove("thinking"),c.path.setAttribute("d","M0,0"))}}(this),requestAnimationFrame(k)):void 0},this.rmthinking=function(){return this.thinking=!1},this},f={disconnected:{connect:function(a){var b,d;return a||this.handleError("No token provided"),b=new WebSocket(c),b.onopen=function(){return function(c){var d;return e("connection opened",c),d={token:a,bps:16,encoding:"signed-integer"},b.send(JSON.stringify(["auth",d]))}}(this),b.onclose=function(a){return function(){return a.fsm("socket_closed")}}(this),b.onmessage=function(a){return function(b){var c,d,e;return e=JSON.parse(b.data),d=e[0],c=e[1],c?a.fsm.call(a,d,c):a.fsm.call(a,d)}}(this),this.conn=b,d=function(a){return function(b){var c,d,f;return c=a.ctx,f=c.createMediaStreamSource(b),d=(c.createScriptProcessor||c.createJavascriptNode).call(c,4096,1,1),d.onaudioprocess=function(b){var c,d,f,g,h,i,j,k;if(a.rec){for(c=b.inputBuffer,d=c.getChannelData(0),h=d.length,g=new Int16Array(h),f=k=0;h>=0?h>=k:k>=h;f=h>=0?++k:--k)i=d[f],j=0>i?32768*i:32767*i,g[f]=j;return e("[audiobuffer] rate="+c.sampleRate+", samples="+h+", bytes="+g.byteLength),a.conn.send(g)}},f.connect(d),d.connect(c.destination),a.stream=b,a.proc=d,a.src=f,a.fsm("got_stream")}}(this),navigator.getUserMedia({audio:!0},d,this.handleError),"connecting"}},connecting:{"auth-ok":function(){return"waiting_for_stream"},got_stream:function(){return"waiting_for_auth"},error:function(a){return this.handleError(a),"connecting"},socket_closed:function(){return"disconnected"}},waiting_for_auth:{"auth-ok":function(){return"ready"}},waiting_for_stream:{got_stream:function(){return"ready"}},ready:{socket_closed:function(){return"disconnected"},timeout:function(){return"ready"},start:function(){return this.fsm("toggle_record")},toggle_record:function(){return this.conn.send(JSON.stringify(["start",this.context||{}])),this.rec=!0,this.ctx||console.error("No context"),this.stream||console.error("No stream"),this.src||console.error("No source"),this.proc||console.error("No processor"),"audiostart"}},audiostart:{error:function(a){return this.rec=!1,this.handleError(new d("Error during recording",{code:"RECORD",data:a})),"ready"},socket_closed:function(){return this.rec=!1,"disconnected"},stop:function(){return this.fsm("toggle_record")},toggle_record:function(){return this.rec=!1,this.conn.send(JSON.stringify(["stop"])),this.timer=setTimeout(function(a){return function(){return a.fsm("timeout")}}(this),6e4),"audioend"}},audioend:{socket_closed:function(){return this.timer&&clearTimeout(this.timer),"disconnected"},timeout:function(){return this.handleError(new d("Wit timed out",{code:"TIMEOUT"})),"ready"},error:function(a){return this.timer&&clearTimeout(this.timer),this.handleError(new d("Wit did not recognize intent",{code:"RESULT",data:a})),"ready"},result:function(a){return this.timer&&clearTimeout(this.timer),this.handleResult(a),"ready"}}},a.prototype.fsm=function(a){var b,c,d,g;if(c=null!=(g=f[this.state])?g[a]:void 0,b=Array.prototype.slice.call(arguments,1),_.isFunction(c))switch(d=c.apply(this,b),e("fsm: "+this.state+" + "+a+" -> "+d,b),this.state=d,("audiostart"===d||"audioend"===d||"ready"===d||"connecting"===d||"disconnected"===d)&&_.isFunction(c=this["on"+d])&&c.call(window),d){case"disconnected":this.rmthinking(),this.rmactive();break;case"ready":this.rmthinking(),this.rmactive();break;case"audiostart":this.mkactive();break;case"audioend":this.mkthinking(),this.rmactive()}else e("fsm error: "+this.state+" + "+a,b);return d},a.prototype.connect=function(a){return this.fsm("connect",a)},a.prototype.start=function(){return this.fsm("start")},a.prototype.stop=function(){return this.fsm("stop")},a.prototype.setContext=function(a){var b,c;this.context||(this.context={});for(b in a)c=a[b],this.context[b]=a[b];return e("context: ",this.context),null},window._||(window._={}),_.isFunction||(_.isFunction=function(a){return"function"==typeof a}),_.isString||(_.isString=function(a){return"[object String]"===toString.call(a)}),window.Wit||(window.Wit={}),Wit.Microphone=a}).call(this);